Mandagi, G. M., W. A. Areros, and S. A. P. Sambul. “Reward and Punishment Terhadap Loyalitas Karyawan Pada PT. Bank SulutGo Cabang Utama Manado”. Productivity, vol. 1, no. 4, Aug. 2020, pp. 297-00, https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/29767.